All Products
Showing 21-40 of 48 products
A01NYUB Waterproof Ultrasonic Sensor
A waterproof ultrasonic distance sensor with UART serial output. The A01NYUB measures distance by timing the ultrasonic pulse echo and outputs the result directly via asynchronous serial at 9600 bps — no external signal processing needed. With the included removable bell-mouth fitted, the effecti...
1m NTC Thermistor Temperature Sensor 10K 3470
A waterproof NTC thermistor temperature sensor with a 100cm (1 metre) cable and stainless steel probe. The 10KΩ resistance at 25°C and standard B-constant make it easy to read with an Arduino or other microcontroller ADC input — just use a voltage divider with a matching 10K resistor. Key Featur...
DFRobot Industrial RS485 Blue-Green Algae Sensor
·
This industrial-grade water quality probe measures blue-green algae, also known as cyanobacteria, in water using the fluorescence principle. The probe and housing are integrated into a single waterproof unit for straightforward deployment in rivers, lakes, ponds and other monitoring sites.It uses...
Gravity: Analog Turbidity Sensor For Arduino
The Gravity Analog Turbidity Sensor measures water clarity by detecting the level of suspended particles. It works by measuring light transmittance and scattering rate, which change with the amount of total suspended solids (TSS) in the water. The sensor provides both analogue (0–4.5V) and digit...
TC01 Non-contact 16x4 Pixel Infrared Temperature Sensor
The TC01 is a non-contact infrared temperature sensor with a 16×4 pixel array, producing a 64-pixel thermal image. Housed in a waterproof, dustproof metal enclosure (IP65), it communicates via RS485 using the standard Modbus-RTU industrial protocol for easy integration with industrial controllers...
DFRobot SEN0710 RS485 Industrial Turbidity Sensor (0-1000 NTU)
·
Designed for industrial water-quality monitoring, this turbidity probe measures suspended particles using the 90° light scattering principle. The probe and housing are integrated into a compact IP68 unit, so it can be submerged for extended periods in applications such as drinking water treatment...
DFRobot SEN0627 Small-Angle Ultrasonic Ranging Sensor 8m IP67
·
This compact ultrasonic ranging module is made for accurate long-range distance measurement in outdoor, environmental and industrial monitoring projects. It measures targets from 25 cm to 800 cm, making it useful for water level, liquid level, obstacle and container distance sensing.A narrow 15° ...
Gravity: Analog Water Pressure Sensor
The Gravity Analog Water Pressure Sensor measures water or gas pressure and outputs a linear 0.5–4.5 V analogue signal proportional to the applied pressure (0–1.6 MPa). Using the DFRobot Gravity 3-pin interface, it connects directly to Arduino and other 5 V microcontrollers for easy integration i...
RS485 Temperature Humidity Sensor
This industrial-grade RS485 temperature and humidity sensor features a high-precision digital transducer in a rugged aluminium alloy housing. With a wide measurement range and Modbus RTU communication, it's designed for integration into building automation, HVAC systems, and environmental monitor...
DFRobot RS485 Modbus IP68 Water Quality pH Sensor
·
This industrial-grade water quality sensor is designed for continuous pH monitoring in demanding environments. Its integrated probe and housing provide a robust, streamlined setup for measuring pH in non-corrosive, weakly acidic and weakly alkaline water.The sensor communicates over RS485 using t...
DFRobot Industrial RS485 ORP Sensor - IP68 ModBus-RTU
·
This industrial-grade ORP (Oxidation-Reduction Potential) sensor is built for reliable water quality monitoring in demanding environments. Its integrated probe and housing measure ORP from -1999 to 1999mV, with RS485 communication for connection into monitoring networks.The sensor supports the st...
DFRobot RS485 Industrial Water EC Sensor K=1
·
This industrial-grade water electrical conductivity sensor combines the probe and housing into a single integrated unit for straightforward installation and reliable measurement. It uses an electrode constant of K=1 and can output conductivity, salinity, TDS and temperature data for multi-paramet...
DFRobot SEN0713 RS485 Chlorophyll Water Quality Sensor
·
This industrial-grade chlorophyll sensor measures chlorophyll concentration in water using the fluorescence principle, making it useful for algae monitoring in rivers, lakes, ponds, aquaculture systems and field research sites.The probe and housing are integrated into a single waterproof unit, wi...
RS485 4-in-1 Soil Moisture, Temperature, pH & EC Sensor for Smart Agriculture (IP68, 5-30V)
·
##Introduction The 4-in-1 soil sensor is designed to monitor key soil parameters: temperature, humidity, electrical conductivity (EC), and pH. With its wide voltage power supply range of 5-30V and RS485 data transmission using the reliable MODBUS-RTU protocol, this sensor delivers rapid, accurate...
Gravity: Analog pH Sensor/Meter Kit V2
The Gravity Analog pH Sensor/Meter Kit V2 is designed to measure the pH of liquids, indicating acidity or alkalinity on a scale of 0–14. It's commonly used in aquaponics, aquaculture, hydroponics, and environmental water testing. The kit includes a laboratory-grade pH probe, a signal conversion b...
MODBUS-RTU RS485 Soil EC and pH Monitoring Sensor (IP68, 5-30V)
·
##Introduction The soil electrical conductivity (EC) and pH sensor operate within a wide voltage range of 5-30V, transmit data via RS485 using the MODBUS-RTU protocol, and deliver quick, reliable responses with minimal interference from environmental factors. The sensor is designed for easy integ...
RS485 MODBUS-RTU Soil NPK Measure Sensor for for Efficient Agricultural (IP68, 5-30V)
·
##Introduction The Soil Sensor is designed to measure and monitor the nitrogen (N), phosphorus (P), and potassium (K) levels in soil, enabling the optimization of soil fertility and creating ideal conditions for plant growth. With a broad voltage power supply range of 5-30V and data output throug...
Gravity Flexible Non-Contact Capacitive Liquid Level Sensor
·
This flexible capacitive liquid level sensor detects liquid through the wall of a non-conductive container, so it does not need to touch the liquid itself. It is designed for containers with a wall thickness of less than 5 mm, making it handy for sealed tanks, pipes and other setups where a conta...
DFRobot RS485 Fluorescence Dissolved Oxygen Sensor - Freshwater
·
This optical dissolved oxygen probe is designed for measuring DO levels in freshwater environments such as aquaculture tanks, rivers, lakes, reservoirs and treatment facilities. It uses fluorescence quenching, measuring the phase shift of light caused by oxygen molecules, rather than relying on a...
DFRobot RS485 Industrial Residual Chlorine Sensor
·
This industrial-grade residual chlorine sensor is designed for precise, reliable water quality monitoring in demanding environments. Its integrated probe and housing measure residual chlorine concentrations, specifically hypochlorous acid and hypochlorite ions, over a 0 to 10 mg/L range.The senso...
